General Accessories Littelfuse

The SP3010 integrates 4 channels of ultra-low capacitance rail-to-rail diodes and an additional zener diode to provide protection for electronic equipment that may experience destructive electrostatic discharges (ESD). This robust device can safely absorb repetitive ESD strikes at the maximum level specified in the IEC61000-4-2 international standard (Level 4, ±8kV contact discharge) without performance degradation. The extremely low loading capacitance also makes it ideal for protecting high speed signal pins such as HDMI, USB3.0, USB2.0, and IEEE 1394.

The SMBJ series is a specialized line of surge protectors designed to safeguard sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. These devices are engineered with precision, ensuring they provide optimal protection for your valuable assets. Key Features: Specifically designed to protect against voltage transients caused by lightning and other transient voltage events Ensures the safety of sensitive electronic equipment

The 1.5KE Series is specifically developed to shield sensitive electronic devices from voltage transients, such as those induced by lightning strikes. This series features a reverse standoff voltage of 434 V and can handle a peak pulse current of 2.1 A measured over a 10x1000 μs waveform.With a breakdown voltage ranging from a minimum of 485 V to a maximum of 535 V, it ensures reliable operation under transient conditions. The on-state current is rated at 1 mA, while the leakage current at standoff voltage is a mere 1 μA. This device can withstand a maximum temperature of 175 °C and has a maximum clamp voltage of 698 V, making it suitable for a variety of electronic applications requiring transient voltage protection.

The LFT302003CS fuse block is engineered to accommodate a Class T fuse with an ampere rating of 200 A, providing effective protection in various electrical applications. With a voltage capacity of 300 VAC, this model is particularly notable for its space-saving design, which enhances installation efficiency. The bolt-in mounting method simplifies the installation process, making it suitable for tight spaces and simplifying maintenance. This fuse block exemplifies advancements over previous models, focusing on maximizing efficiency and minimizing footprint, making it a valuable addition to electrical systems.

The KLLU800 - KLLU Series are UL Listed Class L fuses characterized by their time-delay functionality, providing effective protection in various applications. Rated at 800 Amperes and capable of withstanding 600 VAC and 300 VDC, these fuses are engineered to meet or exceed stringent UL requirements.With an interrupting rating of 200,000A at 600VAC, the KLLU series offers significant safety and reliability for electrical systems. The Slo-Blo/Time Lag (T)/Time Delay opening feature ensures that the fuses can withstand temporary overload conditions without blowing, making them suitable for demanding operational environments. The package size is designed for bolt-in installation, facilitating ease of use in various applications.

The SP4020 Series TVS Diode Arrays can safely provide up to 30A protection against lightning induced surges and up to 750W of power handling capability. This revolutionary design offers 2x the power handling capability of alternative solutions, and yields a 16% improvement in low loading capacitance (2.5pF TYP) than competitive products. Ideal for protecting telecommunications interfaces and other high-speed data interfaces without sacrificing signal integrity. Features

The SP4021 Series TVS Diode Arrays can safely provide up to 25A protection against lightning induced surges and up to 600W of power handling capability. This revolutionary design offers 1.5x the power handling capability of alternative solutions, and yields a 16% improvement in low loading capacitance (2.5pF TYP) than competitive products. Ideal for protecting telecommunications interfaces and other high-speed data interfaces without sacrificing signal integrity.

The Littelfuse SMBJ series is a specialized line of products designed to safeguard sensitive electronic equipment from voltage transients, such as those induced by lightning and other transient voltage events. These devices are engineered with precision to provide robust protection against sudden spikes in electrical energy that can damage or destroy critical components.The SMBJ36A, a part of this series, is specifically designed for applications where the risk of voltage transients is high. It offers reliable and efficient protection, ensuring the integrity of your electronic systems even in challenging environments.

The SP0504S has ultra low capacitance rail-to-rail diodes with an additional zener diode fabricated in a proprietary silicon avalanche technology to protect each I/O pin providing a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD). These robust diodes can safely absorb repetitive ESD strikes at the maximum level (Level 4) specified in the IEC 61000-4-2 international standard without performance degradation. Their very low loading capacitance also makes them ideal for protecting high speed signal pins such as HDMI, DVI, USB2.0, and IEEE 1394.

Products within the SP1001 series have been qualified to AEC-Q101, and are appropriate for use in Automotive applications. Zener diodes fabricated in a proprietary silicon avalanche technology protect each I/O pin to provide a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD). These robust diodes can safely absorb repetitive ESD strikes above the maximum level specified in the IEC 61000-4-2 international standard (Level 4, ±8kV contact discharge) without performance degradation. Their very low loading capacitance also makes them ideal for protecting highspeed signal pins.

The SMBJ series is a specialized product designed to safeguard sensitive electronic equipment from voltage transients, particularly those induced by lightning and other transient voltage events. This series is known for its robust protection capabilities, ensuring the integrity of your electronic systems in challenging environments.The SMBJ18A model is a part of this series, offering advanced surge protection that adapts to varying electrical conditions. It's equipped with state-of-the-art technology to provide reliable and efficient protection against voltage surges, ensuring the longevity and performance of your electronic devices.This product is ideal for applications where transient voltage events are a concern, such as data centers, telecommunications equipment, and other critical infrastructure. Its compact design and easy installation make it a versatile choice for various industries.

The SP3003 has ultra low capacitance rail-to rail diodes with an additional zener diode fabricated in a proprietary silicon avalanche technology to protect each I/O pin providing a high level of protection for electronic equipment that may experience destructive electrostatic discharges (ESD). These robust diodes can safely absorb repetitive ESD strikes at the maximum level specified in the IEC 61000-4-2 international standard (Level 4, 8KV contact discharge) without performance degradation. Their very low loading capacitance also makes them ideal for protecting high speed signal pins such as HDMI, DVI, USB2.0, and IEEE 1394.

The TMOV25S Series includes a thermal metal oxide varistor (MOV) designed to tolerate specific AC line operating voltages. Exceeding these voltages due to prolonged abnormal over-voltage conditions may lead to overheating and potential damage to the MOV. This series incorporates a patented thermally responsive element that will disconnect the varistor during overheating incidents caused by such voltage events. Based on the UltraMOV™ 25S Series, the TMOV25S Series meets the surge suppressor component recognition requirements outlined in UL 1449 3rd Edition for both cord-connected and permanently connected TVSS end products. The UL1449 3rd Edition approval for this series, particularly concerning the integrated thermal element, is pending, with product release anticipated for the summer of 2011. Notable specifications include a maximum AC voltage rating of 420V and a peak pulse current rating of 20,000A. The varistor exhibits a maximum clamp voltage of 1100V and typifies a capacitance of 820pF. This series is suited for applications requiring reliable surge protection in electrical systems.

The Sensitive Gate Silicon Controlled Rectifier (SCR) is a glassivated PNPN component, optimized for high-volume consumer applications. It is particularly suited for systems requiring reliable operation in temperature control, light regulation, speed management, process automation, remote control, and warning functionalities.This device features a maximum gate trigger current (IGTMAX) of 0.2 mA, enabling efficient operation. With an on-state current (Itrms) rating of 4 A and a non-repetitive surge current (ITSM 60Hz) capability of 20 A, it provides robust performance under varying load conditions. The gate trigger voltage (VGTMAX) is maintained at 0.8 V, and it has a repetitive peak off-state voltage (VDRM) of 400 V, ensuring compatibility with a wide range of applications.

The Littelfuse SMBJ series is a specialized product designed to safeguard sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Key Features: Specifically engineered for protecting sensitive electronic devices Provides robust protection against voltage surges caused by lightning strikes and other transient voltage events

The Littelfuse SMBJ series is specifically designed to safeguard sensitive electronic equipment against voltage transients caused by lightning and other transient voltage events. This series of products is a testament to Littelfuse's commitment to providing robust protection for critical systems.

The HAZGARD Series Fuse, model 581060, is specifically engineered for overcurrent protection in equipment such as forklifts and other low voltage machines operating in hazardous locations. With an ampere rating of 60 A and capable of handling up to 48 VAC and 48 VDC, this fuse is UL 248 recognized and suitable for UL 583 type EE and ES applications.One notable feature of this fuse is its unique design, which eliminates the need for an explosion-proof enclosure, thereby reducing assembly costs. The fast-acting opening mechanism ensures reliable performance, with a substantial interrupting rating of 2500 A at 48 VDC. This makes it a suitable choice for lift trucks, scissor lifts, pallet movers, and various other battery-operated low voltage equipment.

The Potential Transformer Series 1/2E8PT8.25 incorporates current limiting fuses that are specifically engineered to safeguard potential transformers. With an ampere rating of 0.5 A and a voltage capacity of 8250 VAC, this series effectively manages high interrupting ratings, rated at 50000 A at 8250 VAC.When implementing these fuses for transformer protection, it is crucial to account for the magnetizing current inrush. Information on the characteristics of this inrush, which can be aligned with the fuse’s time-current curve, is typically provided by the transformer manufacturer. This ensures optimal performance and reliability within electrical systems.

The LPSM QC Series midget fuse holder features a dead front design that enhances safety for personnel during fuse installation and removal. Its compact form enables quick mounting on 35 mm DIN rail, thereby reducing both panel layout and assembly time. With two Quick Connect terminals located at both the top and bottom, this holder offers versatile connection options. Available in configurations of 1, 2, 3, and 4 poles, it supports a maximum ampere rating of 30, accommodating midget fuse types and providing an indicating function for user convenience.

The JLLS250 - JLLS Series represents a significant advancement in fuse technology, being the smallest Class T fuses available for ratings exceeding 30 amperes, measuring less than one-third the size of similar Class R fuses. These fuses are rated according to the NEC and deliver rapid overload and short circuit protection for non-inductive circuits and equipment.It is important to note that when employed in inductive circuits, the ampere rating of Class T fuses should be increased to accommodate inrush currents, potentially limiting their function to short circuit protection only. For motor applications and general circuits where space constraints are less of a concern, alternative options such as the POWR-PRO™ JTD_ID Indicator series or the LLNRK/LLSRK and FLSR_ID Indicator series are recommended.With an ampere rating of 250 A, these fuses operate at a VAC of 600 and VDC of 300. They have an interrupting rating of 20,000 A at 300 VDC and feature a fast-acting opening mechanism. The package is designed in a knife-blade/bolt-in configuration, making it suitable for various applications requiring reliable protection.